The reverse of lumen part is different from outline,such as collect data method,treat with point,pick up feature point and curve fitting.
曲面内腔类零件的反求有别于轮廓外形的反求,主要体现在数据采集的方法,点云的处理,特征点的提取以及曲线的拟合。
The article introduced basic design method of punch internal cavity for the CPT screen.
介绍了彩色显像管屏凸模内腔设计的基本思路,针对实际生产中存在的问题(玻附)提出了解决对策,并介绍了改进后的加工方法。
Advanced CVD equipment,internal coating technique,performance of coating for internal channels of.
通过CVD涂层设备的研制、涂层沉积工艺、高温涂层性能等研究,对内腔涂层的涂覆机理、工艺方法和内腔涂层的应用进行了讨论。
